IXD1209F332MR-G

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The Zilog IXD1209F332MR-G is a high-speed low-dropout linear regulator (LDO) manufactured using CMOS processes. It provides a fixed output voltage of 3.3 V with ±2% accuracy and supports an output current up to 300 mA. The device features a chip enable function for standby control, achieving typical standby currents below 0.1 µA. It operates within an input voltage range of 2 V to 10 V and maintains stability with low ESR ceramic capacitors.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• High-speed regulation with excellent transient response capabilities
• Integrated chip enable function for active shutdown and power conservation
• Foldback current limiting circuit providing short-circuit protection
• Compatible with low equivalent series resistance ceramic output capacitors

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Mobile phones
• Cameras
• VCRs
• Various portable equipment
• Reference voltage source

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific suffix MR-G indicates RoHS compliance and halogen-free status as per manufacturer documentation. Confirm package type SOT-25 matches design requirements. Ensure CE pin logic aligns with system control signals, as Type F utilizes Active High logic without internal pull-down resistors. Validate thermal dissipation limits against operating conditions.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a stable 3.3 V rail is required from a 2 V to 10 V input source. The Type F designation specifies Active High enable logic without a built-in pull-down resistor, requiring external biasing if the control signal floats. Verify that the load current does not exceed the maximum rating defined by the dropout voltage characteristics at the specific operating temperature.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This part belongs to the IXD1209/12 series of highly precise, low-noise positive voltage LDO regulators. The series offers selectable output voltages in 0.05 V increments ranging from 0.9 V to 6.0 V. It is designed for applications demanding low power consumption and high ripple rejection ratios in compact form factors.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.